1344040 has 16 divisors (see below), whose sum is σ = 3024180. Its totient is φ = 537600.
The previous prime is 1344029. The next prime is 1344043. The reversal of 1344040 is 404431.
It can be written as a sum of positive squares in 2 ways, for example, as 1119364 + 224676 = 1058^2 + 474^2 .
It is not an unprimeable number, because it can be changed into a prime (1344043) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16761 + ... + 16840.
21344040 is an apocalyptic number.
1344040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1344040 is an abundant number, since it is smaller than the sum of its proper divisors (1680140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1344040 is a wasteful number, since it uses less digits than its factorization.
1344040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33612 (or 33608 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 16.
The square root of 1344040 is about 1159.3273912058. The cubic root of 1344040 is about 110.3580618556.
Adding to 1344040 its reverse (404431), we get a palindrome (1748471).
The spelling of 1344040 in words is "one million, three hundred forty-four thousand, forty".
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